body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.container {
    max-width: 1200px;
    margin: auto;
    padding: 20px;
    text-align: center; /* 居中容器内的文本和表格 */
}

h1, p {
    text-align: center;
}

table {
    width: 100%;
    margin: 0 auto; /* 水平居中表格 */
    border-collapse: collapse;
}

th, td {
    padding: 10px;
    text-align: center; /* 居中表格内的文本 */
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f2f2f2;
    font-weight: bold;
}

.highlight-red {
    color: red;
}

.highlight-blue {
    color: blue;
}

.highlight-green {
    color: #92D050;
}

/* 操作按钮样式 */
.operation-btn {
    color: blue;
    text-decoration: underline;
    cursor: pointer;
    transition: color 0.3s ease;
    padding: 5px 10px; /* 添加内边距 */
    border-radius: 5px; /* 圆角 */
    background-color: transparent;
    border: none;
}

/* 鼠标悬停样式 */
.operation-btn:hover {
    color: #0056b3;
    background-color: #f5f5f5;
}
